<template>
    <div>爷爷组件</div>
    <hr>
    <ProvideParent/>
</template>

<script setup>
   import ProvideParent from './ProvideParent.vue';
   import {ref, provide} from 'vue'
   let money = ref(10000)
   let updateMoney = (value) => {
    money.value += value
   }
   provide('money', money)
   provide('updateMoney', updateMoney)
</script>